FR851346A - Perfectionnements apportés aux procédés et dispositifs pour le façonnage des profilés, notamment pour la construction aéronautique
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Perfectionnements apportés aux procédés et dispositifs pour le façonnage des profilés, notamment pour la construction aéronautique
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B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21D7/00—Bending rods, profiles, or tubes
B21D7/08—Bending rods, profiles, or tubes by passing between rollers or through a curved die
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FR851346D1938-03-091939-03-08Perfectionnements apportés aux procédés et dispositifs pour le façonnage des profilés, notamment pour la construction aéronautique
ExpiredFR851346A
(fr)